Dec 17 23:37:54.049 INFO checking gpittarelli/to-and-from against try#0b8c5828f68d7b2840b81fa51239346dc97fef5a for pr-54252
Dec 17 23:37:54.049 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-6/try#0b8c5828f68d7b2840b81fa51239346dc97fef5a:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/try#0b8c5828f68d7b2840b81fa51239346dc97fef5a/gh/gpittarelli/to-and-from:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+0b8c5828f68d7b2840b81fa51239346dc97fef5a-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 17 23:37:54.292 INFO [stdout] f0ee9eaed1a1b7a8f87b9c82dc28219b9611be36aaad80d6470ae5bff5ce1fa7
Dec 17 23:37:54.297 INFO running `"docker" "start" "-a" "f0ee9eaed1a1b7a8f87b9c82dc28219b9611be36aaad80d6470ae5bff5ce1fa7"`
Dec 17 23:37:55.176 INFO [stderr]     Checking serde v1.0.30
Dec 17 23:37:55.177 INFO [stderr]     Checking memchr v2.0.1
Dec 17 23:37:55.177 INFO [stderr]     Checking num-complex v0.1.43
Dec 17 23:37:55.177 INFO [stderr]     Checking combine v2.5.2
Dec 17 23:37:55.177 INFO [stderr]     Checking petgraph v0.4.11
Dec 17 23:37:55.177 INFO [stderr]     Checking itertools v0.7.7
Dec 17 23:37:55.681 INFO [stderr]     Checking csv-core v0.1.4
Dec 17 23:37:57.920 INFO [stderr]     Checking num v0.1.42
Dec 17 23:37:58.969 INFO [stderr] error[E0034]: multiple applicable items in scope
Dec 17 23:37:58.969 INFO [stderr]     --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/petgraph-0.4.11/src/graph_impl/stable_graph/mod.rs:1173:19
Dec 17 23:37:58.969 INFO [stderr]      |
Dec 17 23:37:58.969 INFO [stderr] 1173 |         self.iter.find_map(|(i, node)| {
Dec 17 23:37:58.970 INFO [stderr]      |                   ^^^^^^^^ multiple `find_map` found
Dec 17 23:37:58.980 INFO [stderr]      |
Dec 17 23:37:58.981 INFO [stderr] note: candidate #1 is defined in an impl of the trait `iter_utils::IterUtilsExt` for the type `_`
Dec 17 23:37:58.981 INFO [stderr]     --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/petgraph-0.4.11/src/iter_utils.rs:5:5
Dec 17 23:37:58.981 INFO [stderr]      |
Dec 17 23:37:58.981 INFO [stderr] 5    | /     fn find_map<F, R>(&mut self, mut f: F) -> Option<R>
Dec 17 23:37:58.981 INFO [stderr] 6    | |         where F: FnMut(Self::Item) -> Option<R>
Dec 17 23:37:58.981 INFO [stderr] 7    | |     {
Dec 17 23:37:58.981 INFO [stderr] 8    | |         while let Some(elt) = self.next() {
Dec 17 23:37:58.981 INFO [stderr] ...    |
Dec 17 23:37:58.981 INFO [stderr] 13   | |         None
Dec 17 23:37:58.981 INFO [stderr] 14   | |     }
Dec 17 23:37:58.981 INFO [stderr]      | |_____^
Dec 17 23:37:58.988 INFO [stderr]      = note: candidate #2 is defined in an impl of the trait `std::iter::Iterator` for the type `std::iter::Enumerate<_>`
Dec 17 23:37:58.988 INFO [stderr] 
Dec 17 23:37:59.016 INFO [stderr] error[E0034]: multiple applicable items in scope
Dec 17 23:37:59.016 INFO [stderr]     --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/petgraph-0.4.11/src/graph_impl/stable_graph/mod.rs:1365:19
Dec 17 23:37:59.016 INFO [stderr]      |
Dec 17 23:37:59.016 INFO [stderr] 1365 |         self.iter.find_map(|(i, edge)|
Dec 17 23:37:59.016 INFO [stderr]      |                   ^^^^^^^^ multiple `find_map` found
Dec 17 23:37:59.016 INFO [stderr]      |
Dec 17 23:37:59.016 INFO [stderr] note: candidate #1 is defined in an impl of the trait `iter_utils::IterUtilsExt` for the type `_`
Dec 17 23:37:59.016 INFO [stderr]     --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/petgraph-0.4.11/src/iter_utils.rs:5:5
Dec 17 23:37:59.016 INFO [stderr]      |
Dec 17 23:37:59.016 INFO [stderr] 5    | /     fn find_map<F, R>(&mut self, mut f: F) -> Option<R>
Dec 17 23:37:59.016 INFO [stderr] 6    | |         where F: FnMut(Self::Item) -> Option<R>
Dec 17 23:37:59.016 INFO [stderr] 7    | |     {
Dec 17 23:37:59.016 INFO [stderr] 8    | |         while let Some(elt) = self.next() {
Dec 17 23:37:59.016 INFO [stderr] ...    |
Dec 17 23:37:59.017 INFO [stderr] 13   | |         None
Dec 17 23:37:59.017 INFO [stderr] 14   | |     }
Dec 17 23:37:59.017 INFO [stderr]      | |_____^
Dec 17 23:37:59.017 INFO [stderr]      = note: candidate #2 is defined in an impl of the trait `std::iter::Iterator` for the type `std::iter::Enumerate<_>`
Dec 17 23:37:59.017 INFO [stderr] 
Dec 17 23:37:59.052 INFO [stderr] error[E0034]: multiple applicable items in scope
Dec 17 23:37:59.052 INFO [stderr]     --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/petgraph-0.4.11/src/graph_impl/stable_graph/mod.rs:1529:19
Dec 17 23:37:59.052 INFO [stderr]      |
Dec 17 23:37:59.052 INFO [stderr] 1529 |         self.iter.find_map(|(i, node)| {
Dec 17 23:37:59.052 INFO [stderr]      |                   ^^^^^^^^ multiple `find_map` found
Dec 17 23:37:59.052 INFO [stderr]      |
Dec 17 23:37:59.052 INFO [stderr] note: candidate #1 is defined in an impl of the trait `iter_utils::IterUtilsExt` for the type `_`
Dec 17 23:37:59.052 INFO [stderr]     --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/petgraph-0.4.11/src/iter_utils.rs:5:5
Dec 17 23:37:59.052 INFO [stderr]      |
Dec 17 23:37:59.052 INFO [stderr] 5    | /     fn find_map<F, R>(&mut self, mut f: F) -> Option<R>
Dec 17 23:37:59.052 INFO [stderr] 6    | |         where F: FnMut(Self::Item) -> Option<R>
Dec 17 23:37:59.052 INFO [stderr] 7    | |     {
Dec 17 23:37:59.052 INFO [stderr] 8    | |         while let Some(elt) = self.next() {
Dec 17 23:37:59.052 INFO [stderr] ...    |
Dec 17 23:37:59.052 INFO [stderr] 13   | |         None
Dec 17 23:37:59.052 INFO [stderr] 14   | |     }
Dec 17 23:37:59.052 INFO [stderr]      | |_____^
Dec 17 23:37:59.052 INFO [stderr]      = note: candidate #2 is defined in an impl of the trait `std::iter::Iterator` for the type `std::iter::Enumerate<_>`
Dec 17 23:37:59.052 INFO [stderr] 
Dec 17 23:37:59.064 INFO [stderr] error[E0034]: multiple applicable items in scope
Dec 17 23:37:59.064 INFO [stderr]     --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/petgraph-0.4.11/src/graph_impl/stable_graph/mod.rs:1575:19
Dec 17 23:37:59.064 INFO [stderr]      |
Dec 17 23:37:59.064 INFO [stderr] 1575 |         self.iter.find_map(|(i, node)| {
Dec 17 23:37:59.064 INFO [stderr]      |                   ^^^^^^^^ multiple `find_map` found
Dec 17 23:37:59.064 INFO [stderr]      |
Dec 17 23:37:59.064 INFO [stderr] note: candidate #1 is defined in an impl of the trait `iter_utils::IterUtilsExt` for the type `_`
Dec 17 23:37:59.064 INFO [stderr]     --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/petgraph-0.4.11/src/iter_utils.rs:5:5
Dec 17 23:37:59.064 INFO [stderr]      |
Dec 17 23:37:59.064 INFO [stderr] 5    | /     fn find_map<F, R>(&mut self, mut f: F) -> Option<R>
Dec 17 23:37:59.064 INFO [stderr] 6    | |         where F: FnMut(Self::Item) -> Option<R>
Dec 17 23:37:59.064 INFO [stderr] 7    | |     {
Dec 17 23:37:59.064 INFO [stderr] 8    | |         while let Some(elt) = self.next() {
Dec 17 23:37:59.064 INFO [stderr] ...    |
Dec 17 23:37:59.064 INFO [stderr] 13   | |         None
Dec 17 23:37:59.064 INFO [stderr] 14   | |     }
Dec 17 23:37:59.064 INFO [stderr]      | |_____^
Dec 17 23:37:59.064 INFO [stderr]      = note: candidate #2 is defined in an impl of the trait `std::iter::Iterator` for the type `std::iter::Enumerate<_>`
Dec 17 23:37:59.064 INFO [stderr] 
Dec 17 23:37:59.515 INFO [stderr] error: aborting due to 4 previous errors
Dec 17 23:37:59.515 INFO [stderr] 
Dec 17 23:37:59.515 INFO [stderr] For more information about this error, try `rustc --explain E0034`.
Dec 17 23:37:59.526 INFO [stderr] error: Could not compile `petgraph`.
Dec 17 23:37:59.526 INFO [stderr] warning: build failed, waiting for other jobs to finish...
Dec 17 23:38:06.100 INFO [stderr] error: build failed
Dec 17 23:38:06.430 INFO running `"docker" "inspect" "f0ee9eaed1a1b7a8f87b9c82dc28219b9611be36aaad80d6470ae5bff5ce1fa7"`
Dec 17 23:38:06.611 INFO running `"docker" "rm" "-f" "f0ee9eaed1a1b7a8f87b9c82dc28219b9611be36aaad80d6470ae5bff5ce1fa7"`
Dec 17 23:38:06.760 INFO [stdout] f0ee9eaed1a1b7a8f87b9c82dc28219b9611be36aaad80d6470ae5bff5ce1fa7